This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from DrukREN. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org/REN. If you have any comments please contact Philip Smith . IPv6 R&E Routing Table Report 19:00 GMT Sat 18 May, 2024 IPv6 BGP Table (R&E) as seen at DrukREN. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/DrukREN/ Analysis Summary ---------------- BGP routing table entries examined: 6285 Number of IPv6 prefixes with a valid ROA: 952 Number of IPv6 prefixes with an invalid ROA: 93 Number of IPv6 prefixes with no ROA: 5240 Total ASNs present in the IPv6 Routing Table: 5138 Average AS path length: 5.8 Longest AS path: 15 Total Origin ASNs present in the IPv6 Routing Table: 5092 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:0 /20:1 /21:1 /22:1 /23:0 /24:2 /25:0 /26:0 /27:0 /28:7 /29:58 /30:16 /31:1 /32:4545 /33:40 /34:10 /35:19 /36:66 /37:16 /38:13 /39:1 /40:155 /41:8 /42:9 /43:2 /44:88 /45:16 /46:14 /47:12 /48:1184 /49:0 /50:0 /51:0 /52:0 /53:0 /54:0 /55:0 /56:0 /57:0 /58:0 /59:0 /60:0 /61:0 /62:0 /63:0 /64:0 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 7497 156 CSTNET-AS-AP Computer Network Information Center of Chinese 55824 93 NKN-CORE-NW NKN Core Network, IN 4758 62 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 133111 58 CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN 45090 39 TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim 61468 33 CEDIA, EC 37963 29 ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN 3477 23 NOAA-NWAVE, US 2152 17 CSUNET-NW, US 24363 17 CNGI-JNN-IX-AS-AP CERNET2 IX at Shandong University, CN 46047 17 POLSRI-AS-ID Politeknik Negeri Sriwijaya, ID 6262 16 CSIRO Commonwealth Scientific and Industrial, AU 2018 15 TENET-1, ZA 24151 15 CNNIC-CRITICAL-AP China Internet Network Infomation Center, 24406 14 CNNIC-CRITICAL-AP China Internet Network Infomation Center, 683 13 ARGONNE-AS, US 4608 13 APNIC-SERVICES Asia Pacific Network Information Centre, AU 680 11 DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e 5744 11 USPTO, US 559 9 SWITCH Peering requests: peering@switch.ch, CH End of report